·
Click File
on the Menu-Bar, then select Open, and another window will pop-up (that's just
too many windows!)

·
From there
Navigate to C: drive (where windows is installed), click Windows, then System32, after that click on the arrow
beside the "File Type"
option there you will find a drop down
menu and select "all files".

Now search
for a file named "sethc" (it is a shortcut to sticky keys),and
rename it to any other name (eg : xyz).

After this Search for cmd, make its copy and rename the copy as "sethc"